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发明名称
APPARATUS FOR LOW POWER TENSIONED WINDING OF CONCRETE ARTICLES
摘要
申请公布号
CA559398(A)
申请公布日期
1958.06.24
申请号
CAD559398
申请日期
申请人
THE PRELOAD COMPANY
发明人
JOHN M. CROM, JR.
分类号
主分类号
代理机构
代理人
主权项
地址
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